Global space strategy "Sunset Solar Empire" offers players lead one of three races and conquer the galaxy. First - earthlings, skillful traders and diplomats. Second - technocrats Vasari, who live at the expenditure of destroying other people's worlds. Still others - space wanderers, over the years traveling in space acquired psychic abilities.

Is our solar system unique? Since the first discovery of a planet orbiting another star, some 280 alien solar systems have been identified. It's only by looking at solar systems far beyond our own, that we can understand how remarkable our universe is.

Many of the newest developments in solar energy science and technology are covered in this Second Edition. There is a thorough up-to-date review of solar energy principles and the functioning, design and economics of solar thermal processes. Convection and radiation, properties of materials, components, systems and applications to active space and water heating are discussed. Includes examples and problems of tabulated radiation data and conversion factors.